Palaeostomocystis echinulata Appendix A
From dinoflaj3
"echinulata" Deflandre, 1937b, p.55, pl.11 (al. pl.8), fig.9. Holotype: Deflandre, 1937b, pl.11 (al. pl.8), fig.9. NOW Diacrocanthidium (Appendix A). Originally Palaeostomocystis, subsequently Acanthodiacrodium (combination not validly published, Appendix A), thirdly (and now) Diacrocanthidium (Appendix A). Taxonomic junior synonym: Cleistosphaeridium parvum, according to Bujak in Bujak et al. (1980, p.52). Age: Late Cretaceous.
Parent: Palaeostomocystis_Appendix A